From: Peter S. <pe...@st...> - 2011-03-25 01:11:27
|
Graeme Gill wrote: > > VID revoked > > And in practice exactly how do you "revoke" a VID once there is > hardware in the field ? The right to use the vid is revoked. > [Do you track down the cards and destroy each and every one of them > ? :-)] No more than any other rogue device which "borrows" a vid will be tracked down and destroyed. > > What do you mean by different design? I think as long as > > the end function is the same, the VID/PID combination > > can be the same even if different MCU/MPU is used. > > As long as there is a fixed way for a given VID/PID to discover > the board sub type. Yes different boards should be identifiable somehow, and I think vidpid has advantages over any other field, in or out of the device descriptor. vidpid is usually always visible for user in some way, while other fields may not be. //Peter |